S
M
T
W
T
F
S
26
45°
36°
27
44°
35°
28
52°
37°
29
41°
34°
30
38°
31°
1
44°
30°
2
52°
32°
3
66°
40°
4
57°
36°
5
40°
30°
6
43°
31°
7
49°
31°
8
54°
29°
9
50°
37°
10
45°
34°
11
44°
33°
12
46°
35°
13
58°
39°
14
56°
38°
15
79°
43°
16
72°
46°
17
51°
41°
18
54°
40°
19
47°
37°
20
54°
37°
21
60°
45°
22
60°
42°
23
57°
42°
24
61°
45°
25
63°
44°
26
65°
47°
27
65°
48°
28
69°
46°
29
67°
49°
30
65°
42°
31
61°
45°
1
62°
47°
2
61°
47°
3
61°
46°
4
62°
47°
5
67°
48°
6
62°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Herbster
Herbster's May 2026 forecast shows daily high temperatures ranging from 47° to 69°, with overnight lows between 37° and 49°. The average high for May is 61° with an average low of 44°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Herbster. See also: June | July | August.